dwbs-user-api/app/Repositories/Models/Dwbs/Order.php

<?php

namespace App\Repositories\Models\Dwbs;

use App\Repositories\Models\Base\User;
use App\Repositories\Models\Model;

class Order extends Model
{
    /**
     * @var string
     */
    protected $table = 'dwbs_orders';

    protected $guarded = [];

    /**
     * The attributes excluded from the model's JSON form.
     *
     * @var array
     */
    protected $hidden = [];

    protected $casts = [];

    public static function makeNo()
    {
        // 订单流水号前缀
        $prefix = "O" . date('YmdHis');
        for ($i = 0; $i < 10; $i++) {
            // 随机生成 6 位的数字
            $no = $prefix . str_pad(random_int(0, 999999), 6, '0', STR_PAD_LEFT);
            // 判断是否已经存在
            if (!static::query()->where('order_no', $no)->exists()) {
                return $no;
            }
        }
        return false;
    }


    public function user()
    {
        return $this->belongsTo(User::class)->select(['id', 'nickname', 'headimg', 'mobile', 'mobile_encryption', 'mobile_code']);
    }

    public function goods()
    {
        return $this->hasMany(OrderGood::class, 'order_id')->with(['good'])->select(['nums', 'id', 'good_id', 'xuefen', 'order_id']);
    }


}